diff options
Diffstat (limited to 'keyboards')
| -rw-r--r-- | keyboards/zinc/serial.c | 78 |
1 files changed, 63 insertions, 15 deletions
diff --git a/keyboards/zinc/serial.c b/keyboards/zinc/serial.c index 830f86b55..325c29a3f 100644 --- a/keyboards/zinc/serial.c +++ b/keyboards/zinc/serial.c @@ -1,5 +1,10 @@ /* * WARNING: be careful changing this code, it is very timing dependent + * + * 2018-10-28 checked + * avr-gcc 4.9.2 + * avr-gcc 5.4.0 + * avr-gcc 7.3.0 */ #ifndef F_CPU @@ -65,6 +70,7 @@ #error serial.c now support ATmega32U4 only #endif +//////////////// for backward compatibility //////////////////////////////// #ifndef SERIAL_USE_MULTI_TRANSACTION /* --- USE Simple API (OLD API, compatible with let's split serial.c) */ #if SERIAL_SLAVE_BUFFER_LENGTH > 0 @@ -106,7 +112,8 @@ int serial_update_buffers() return result; } -#endif // Simple API (OLD API, compatible with let's split serial.c) +#endif // end of Simple API (OLD API, compatible with let's split serial.c) +//////////////////////////////////////////////////////////////////////////// #define ALWAYS_INLINE __attribute__((always_inline)) #define NO_INLINE __attribute__((noinline)) @@ -136,38 +143,68 @@ int serial_update_buffers() // 5: about 20kbps #endif -#define TID_SEND_ADJUST 2 +#if __GNUC__ < 6 + #define TID_SEND_ADJUST 14 +#else + #define TID_SEND_ADJUST 2 +#endif #if SELECT_SOFT_SERIAL_SPEED == 0 // Very High speed #define SERIAL_DELAY 4 // micro sec - #define READ_WRITE_START_ADJUST 33 // cycles - #define READ_WRITE_WIDTH_ADJUST 6 // cycles + #if __GNUC__ < 6 + #define READ_WRITE_START_ADJUST 33 // cycles + #define READ_WRITE_WIDTH_ADJUST 3 // cycles + #else + #define READ_WRITE_START_ADJUST 34 // cycles + #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #endif #elif SELECT_SOFT_SERIAL_SPEED == 1 // High speed #define SERIAL_DELAY 6 // micro sec - #define READ_WRITE_START_ADJUST 30 // cycles - #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #if __GNUC__ < 6 + #define READ_WRITE_START_ADJUST 30 // cycles + #define READ_WRITE_WIDTH_ADJUST 3 // cycles + #else + #define READ_WRITE_START_ADJUST 33 // cycles + #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #endif #elif SELECT_SOFT_SERIAL_SPEED == 2 // Middle speed #define SERIAL_DELAY 12 // micro sec #define READ_WRITE_START_ADJUST 30 // cycles - #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #if __GNUC__ < 6 + #define READ_WRITE_WIDTH_ADJUST 3 // cycles + #else + #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #endif #elif SELECT_SOFT_SERIAL_SPEED == 3 // Low speed #define SERIAL_DELAY 24 // micro sec #define READ_WRITE_START_ADJUST 30 // cycles - #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #if __GNUC__ < 6 + #define READ_WRITE_WIDTH_ADJUST 3 // cycles + #else + #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #endif #elif SELECT_SOFT_SERIAL_SPEED == 4 // Very Low speed #define SERIAL_DELAY 36 // micro sec #define READ_WRITE_START_ADJUST 30 // cycles - #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #if __GNUC__ < 6 + #define READ_WRITE_WIDTH_ADJUST 3 // cycles + #else + #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #endif #elif SELECT_SOFT_SERIAL_SPEED == 5 // Ultra Low speed #define SERIAL_DELAY 48 // micro sec #define READ_WRITE_START_ADJUST 30 // cycles - #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #if __GNUC__ < 6 + #define READ_WRITE_WIDTH_ADJUST 3 // cycles + #else + #define READ_WRITE_WIDTH_ADJUST 7 // cycles + #endif #else #error invalid SELECT_SOFT_SERIAL_SPEED value #endif /* SELECT_SOFT_SERIAL_SPEED */ @@ -187,16 +224,19 @@ int serial_update_buffers() static SSTD_t *Transaction_table = NULL; static uint8_t Transaction_table_size = 0; +inline static void serial_delay(void) ALWAYS_INLINE; inline static void serial_delay(void) { _delay_us(SERIAL_DELAY); } +inline static void serial_delay_half1(void) ALWAYS_INLINE; inline static void serial_delay_half1(void) { _delay_us(SERIAL_DELAY_HALF1); } +inline static void serial_delay_half2(void) ALWAYS_INLINE; inline static void serial_delay_half2(void) { _delay_us(SERIAL_DELAY_HALF2); @@ -216,6 +256,7 @@ void serial_input_with_pullup(void) { SERIAL_PIN_PORT |= SERIAL_PIN_MASK; } +inline static uint8_t serial_read_pin(void) ALWAYS_INLINE; inline static uint8_t serial_read_pin(void) { return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK); @@ -270,7 +311,7 @@ void sync_recv(void) { } // Used by the reciver to send a synchronization signal to the sender. -static void sync_send(void)NO_INLINE; +static void sync_send(void) NO_INLINE; static void sync_send(void) { serial_low(); @@ -536,7 +577,14 @@ int soft_serial_get_and_clean_status(int sstd_index) { #endif // Helix serial.c history -// 2018-1-29 fork from let's split (#2308) -// 2018-6-28 bug fix master to slave comm (#3255) -// 2018-8-11 improvements (#3608) -// 2018-10-21 fix serial and RGB animation conflict (#4191) +// 2018-1-29 fork from let's split and add PD2, modify sync_recv() (#2308, bceffdefc) +// 2018-6-28 bug fix master to slave comm and speed up (#3255, 1038bbef4) +// (adjusted with avr-gcc 4.9.2) +// 2018-7-13 remove USE_SERIAL_PD2 macro (#3374, f30d6dd78) +// (adjusted with avr-gcc 4.9.2) +// 2018-8-11 add support multi-type transaction (#3608, feb5e4aae) +// (adjusted with avr-gcc 4.9.2) +// 2018-10-21 fix serial and RGB animation conflict (#4191, 4665e4fff) +// (adjusted with avr-gcc 7.3.0) +// 2018-10-28 re-adjust compiler depend value of delay (#4269, 8517f8a66) +// (adjusted with avr-gcc 5.4.0, 7.3.0) |